Carrd - Simple, responsive one-page site creator.
Hinge - Find people you want to date through your friends on Facebook.
Landing Pages in MailChimp - Easy to build, custom landing pages for free
Cuddli - Dating for geeks
Bumble - Bumble is a social network that allows you to feel empowered while you make those connections, whether you’re dating, looking for friends, or growing your professional network. One first move on Bumble could change your life.
Tinder - Tinder is how people meet. It's like real life, but better.